/******************************************************************************* * * Module Name: dmobject - ACPI object decode and display * ******************************************************************************/ /****************************************************************************** * * 1. Copyright Notice * * Some or all of this work - Copyright (c) 1999 - 2011, Intel Corp. * All rights reserved. * * 2. License * * 2.1. This is your license from Intel Corp. under its intellectual property * rights. You may have additional license terms from the party that provided * you this software, covering your right to use that party's intellectual * property rights. * * 2.2. Intel grants, free of charge, to any person ("Licensee") obtaining a * copy of the source code appearing in this file ("Covered Code") an * irrevocable, perpetual, worldwide license under Intel's copyrights in the * base code distributed originally by Intel ("Original Intel Code") to copy, * make derivatives, distribute, use and display any portion of the Covered * Code in any form, with the right to sublicense such rights; and * * 2.3. Intel grants Licensee a non-exclusive and non-transferable patent * license (with the right to sublicense), under only those claims of Intel * patents that are infringed by the Original Intel Code, to make, use, sell, * offer to sell, and import the Covered Code and derivative works thereof * solely to the minimum extent necessary to exercise the above copyright * license, and in no event shall the patent license extend to any additions * to or modifications of the Original Intel Code. No other license or right * is granted directly or by implication, estoppel or otherwise; * * The above copyright and patent license is granted only if the following * conditions are met: * * 3. Conditions * * 3.1. Redistribution of Source with Rights to Further Distribute Source. * Redistribution of source code of any substantial portion of the Covered * Code or modification with rights to further distribute source must include * the above Copyright Notice, the above License, this list of Conditions, * and the following Disclaimer and Export Compliance provision. In addition, * Licensee must cause all Covered Code to which Licensee contributes to * contain a file documenting the changes Licensee made to create that Covered * Code and the date of any change. Licensee must include in that file the * documentation of any changes made by any predecessor Licensee. Licensee * must include a prominent statement that the modification is derived, * directly or indirectly, from Original Intel Code. * * 3.2. Redistribution of Source with no Rights to Further Distribute Source. * Redistribution of source code of any substantial portion of the Covered * Code or modification without rights to further distribute source must * include the following Disclaimer and Export Compliance provision in the * documentation and/or other materials provided with distribution. In * addition, Licensee may not authorize further sublicense of source of any * portion of the Covered Code, and must include terms to the effect that the * license from Licensee to its licensee is limited to the intellectual * property embodied in the software Licensee provides to its licensee, and * not to intellectual property embodied in modifications its licensee may * make. * * 3.3. Redistribution of Executable. Redistribution in executable form of any * substantial portion of the Covered Code or modification must reproduce the * above Copyright Notice, and the following Disclaimer and Export Compliance * provision in the documentation and/or other materials provided with the * distribution. * * 3.4. Intel retains all right, title, and interest in and to the Original * Intel Code. * * 3.5. Neither the name Intel nor any other trademark owned or controlled by * Intel shall be used in advertising or otherwise to promote the sale, use or * other dealings in products derived from or relating to the Covered Code * without prior written authorization from Intel. * * 4. Disclaimer and Export Compliance * * 4.1. INTEL MAKES NO WARRANTY OF ANY KIND REGARDING ANY SOFTWARE PROVIDED * HERE. ANY SOFTWARE ORIGINATING FROM INTEL OR DERIVED FROM INTEL SOFTWARE * IS PROVIDED "AS IS," AND INTEL WILL NOT PROVIDE ANY SUPPORT, ASSISTANCE, * INSTALLATION, TRAINING OR OTHER SERVICES. INTEL WILL NOT PROVIDE ANY * UPDATES, ENHANCEMENTS OR EXTENSIONS. INTEL SPECIFICALLY DISCLAIMS ANY * IMPLIED WARRANTIES OF MERCHANTABILITY, NONINFRINGEMENT AND FITNESS FOR A * PARTICULAR PURPOSE. * * 4.2. IN NO EVENT SHALL INTEL HAVE ANY LIABILITY TO LICENSEE, ITS LICENSEES * OR ANY OTHER THIRD PARTY, FOR ANY LOST PROFITS, LOST DATA, LOSS OF USE OR * COSTS OF PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES, OR FOR ANY INDIRECT, * SPECIAL OR CONSEQUENTIAL DAMAGES ARISING OUT OF THIS AGREEMENT, UNDER ANY * CAUSE OF ACTION OR THEORY OF LIABILITY, AND IRRESPECTIVE OF WHETHER INTEL * HAS ADVANCE NOTICE OF THE POSSIBILITY OF SUCH DAMAGES. THESE LIMITATIONS * SHALL APPLY NOTWITHSTANDING THE FAILURE OF THE ESSENTIAL PURPOSE OF ANY * LIMITED REMEDY. * * 4.3. Licensee shall not export, either directly or indirectly, any of this * software or system incorporating such software without first obtaining any * required license or other approval from the U. S. Department of Commerce or * any other agency or department of the United States Government. In the * event Licensee exports any such software from the United States or * re-exports any such software from a foreign destination, Licensee shall * ensure that the distribution and export/re-export of the software is in * compliance with all laws, regulations, orders, or other restrictions of the * U.S. Export Administration Regulations. Licensee agrees that neither it nor * any of its subsidiaries will export/re-export any technical data, process, * software, or service, directly or indirectly, to any country for which the * United States government or any agency thereof requires an export license, * other governmental approval, or letter of assurance, without first obtaining * such license, approval or letter. * *****************************************************************************/ #include "acpi.h" #include "accommon.h" #include "acnamesp.h" #include "acdisasm.h" #ifdef ACPI_DISASSEMBLER #define _COMPONENT ACPI_CA_DEBUGGER ACPI_MODULE_NAME ("dmnames") /* Local prototypes */ static void AcpiDmDecodeNode ( ACPI_NAMESPACE_NODE *Node); /******************************************************************************* * * FUNCTION: AcpiDmDumpMethodInfo * * PARAMETERS: Status - Method execution status * WalkState - Current state of the parse tree walk * Op - Executing parse op * * RETURN: None * * DESCRIPTION: Called when a method has been aborted because of an error. * Dumps the method execution stack, and the method locals/args, * and disassembles the AML opcode that failed. * ******************************************************************************/ void AcpiDmDumpMethodInfo ( ACPI_STATUS Status, ACPI_WALK_STATE *WalkState, ACPI_PARSE_OBJECT *Op) { ACPI_PARSE_OBJECT *Next; ACPI_THREAD_STATE *Thread; ACPI_WALK_STATE *NextWalkState; ACPI_NAMESPACE_NODE *PreviousMethod = NULL; /* Ignore control codes, they are not errors */ if ((Status & AE_CODE_MASK) == AE_CODE_CONTROL) { return; } /* We may be executing a deferred opcode */ if (WalkState->DeferredNode) { AcpiOsPrintf ("Executing subtree for Buffer/Package/Region\n"); return; } /* * If there is no Thread, we are not actually executing a method. * This can happen when the iASL compiler calls the interpreter * to perform constant folding. */ Thread = WalkState->Thread; if (!Thread) { return; } /* Display exception and method name */ AcpiOsPrintf ("\n**** Exception %s during execution of method ", AcpiFormatException (Status)); AcpiNsPrintNodePathname (WalkState->MethodNode, NULL); /* Display stack of executing methods */ AcpiOsPrintf ("\n\nMethod Execution Stack:\n"); NextWalkState = Thread->WalkStateList; /* Walk list of linked walk states */ while (NextWalkState) { AcpiOsPrintf (" Method [%4.4s] executing: ", AcpiUtGetNodeName (NextWalkState->MethodNode)); /* First method is the currently executing method */ if (NextWalkState == WalkState) { if (Op) { /* Display currently executing ASL statement */ Next = Op->Common.Next; Op->Common.Next = NULL; AcpiDmDisassemble (NextWalkState, Op, ACPI_UINT32_MAX); Op->Common.Next = Next; } } else { /* * This method has called another method * NOTE: the method call parse subtree is already deleted at this * point, so we cannot disassemble the method invocation. */ AcpiOsPrintf ("Call to method "); AcpiNsPrintNodePathname (PreviousMethod, NULL); } PreviousMethod = NextWalkState->MethodNode; NextWalkState = NextWalkState->Next; AcpiOsPrintf ("\n"); } /* Display the method locals and arguments */ AcpiOsPrintf ("\n"); AcpiDmDisplayLocals (WalkState); AcpiOsPrintf ("\n"); AcpiDmDisplayArguments (WalkState); AcpiOsPrintf ("\n"); } /******************************************************************************* * * FUNCTION: AcpiDmDecodeInternalObject * * PARAMETERS: ObjDesc - Object to be displayed * * RETURN: None * * DESCRIPTION: Short display of an internal object. Numbers/Strings/Buffers. * ******************************************************************************/ void AcpiDmDecodeInternalObject ( ACPI_OPERAND_OBJECT *ObjDesc) { UINT32 i; if (!ObjDesc) { AcpiOsPrintf (" Uninitialized"); return; } if (ACPI_GET_DESCRIPTOR_TYPE (ObjDesc) != ACPI_DESC_TYPE_OPERAND) { AcpiOsPrintf (" %p [%s]", ObjDesc, AcpiUtGetDescriptorName (ObjDesc)); return; } AcpiOsPrintf (" %s", AcpiUtGetObjectTypeName (ObjDesc)); switch (ObjDesc->Common.Type) { case ACPI_TYPE_INTEGER: AcpiOsPrintf (" %8.8X%8.8X", ACPI_FORMAT_UINT64 (ObjDesc->Integer.Value)); break; case ACPI_TYPE_STRING: AcpiOsPrintf ("(%u) \"%.24s", ObjDesc->String.Length, ObjDesc->String.Pointer); if (ObjDesc->String.Length > 24) { AcpiOsPrintf ("..."); } else { AcpiOsPrintf ("\""); } break; case ACPI_TYPE_BUFFER: AcpiOsPrintf ("(%u)", ObjDesc->Buffer.Length); for (i = 0; (i < 8) && (i < ObjDesc->Buffer.Length); i++) { AcpiOsPrintf (" %2.2X", ObjDesc->Buffer.Pointer[i]); } break; default: AcpiOsPrintf (" %p", ObjDesc); break; } } /******************************************************************************* * * FUNCTION: AcpiDmDecodeNode * * PARAMETERS: Node - Object to be displayed * * RETURN: None * * DESCRIPTION: Short display of a namespace node * ******************************************************************************/ static void AcpiDmDecodeNode ( ACPI_NAMESPACE_NODE *Node) { AcpiOsPrintf ("<Node> Name %4.4s", AcpiUtGetNodeName (Node)); if (Node->Flags & ANOBJ_METHOD_ARG) { AcpiOsPrintf (" [Method Arg]"); } if (Node->Flags & ANOBJ_METHOD_LOCAL) { AcpiOsPrintf (" [Method Local]"); } switch (Node->Type) { /* These types have no attached object */ case ACPI_TYPE_DEVICE: AcpiOsPrintf (" Device"); break; case ACPI_TYPE_THERMAL: AcpiOsPrintf (" Thermal Zone"); break; default: AcpiDmDecodeInternalObject (AcpiNsGetAttachedObject (Node)); break; } } /******************************************************************************* * * FUNCTION: AcpiDmDisplayInternalObject * * PARAMETERS: ObjDesc - Object to be displayed * WalkState - Current walk state * * RETURN: None * * DESCRIPTION: Short display of an internal object * ******************************************************************************/ void AcpiDmDisplayInternalObject ( ACPI_OPERAND_OBJECT *ObjDesc, ACPI_WALK_STATE *WalkState) { UINT8 Type; AcpiOsPrintf ("%p ", ObjDesc); if (!ObjDesc) { AcpiOsPrintf ("<Null Object>\n"); return; } /* Decode the object type */ switch (ACPI_GET_DESCRIPTOR_TYPE (ObjDesc)) { case ACPI_DESC_TYPE_PARSER: AcpiOsPrintf ("<Parser> "); break; case ACPI_DESC_TYPE_NAMED: AcpiDmDecodeNode ((ACPI_NAMESPACE_NODE *) ObjDesc); break; case ACPI_DESC_TYPE_OPERAND: Type = ObjDesc->Common.Type; if (Type > ACPI_TYPE_LOCAL_MAX) { AcpiOsPrintf (" Type %X [Invalid Type]", (UINT32) Type); return; } /* Decode the ACPI object type */ switch (ObjDesc->Common.Type) { case ACPI_TYPE_LOCAL_REFERENCE: AcpiOsPrintf ("[%s] ", AcpiUtGetReferenceName (ObjDesc)); /* Decode the refererence */ switch (ObjDesc->Reference.Class) { case ACPI_REFCLASS_LOCAL: AcpiOsPrintf ("%X ", ObjDesc->Reference.Value); if (WalkState) { ObjDesc = WalkState->LocalVariables [ObjDesc->Reference.Value].Object; AcpiOsPrintf ("%p", ObjDesc); AcpiDmDecodeInternalObject (ObjDesc); } break; case ACPI_REFCLASS_ARG: AcpiOsPrintf ("%X ", ObjDesc->Reference.Value); if (WalkState) { ObjDesc = WalkState->Arguments [ObjDesc->Reference.Value].Object; AcpiOsPrintf ("%p", ObjDesc); AcpiDmDecodeInternalObject (ObjDesc); } break; case ACPI_REFCLASS_INDEX: switch (ObjDesc->Reference.TargetType) { case ACPI_TYPE_BUFFER_FIELD: AcpiOsPrintf ("%p", ObjDesc->Reference.Object); AcpiDmDecodeInternalObject (ObjDesc->Reference.Object); break; case ACPI_TYPE_PACKAGE: AcpiOsPrintf ("%p", ObjDesc->Reference.Where); if (!ObjDesc->Reference.Where) { AcpiOsPrintf (" Uninitialized WHERE pointer"); } else { AcpiDmDecodeInternalObject ( *(ObjDesc->Reference.Where)); } break; default: AcpiOsPrintf ("Unknown index target type"); break; } break; case ACPI_REFCLASS_REFOF: if (!ObjDesc->Reference.Object) { AcpiOsPrintf ("Uninitialized reference subobject pointer"); break; } /* Reference can be to a Node or an Operand object */ switch (ACPI_GET_DESCRIPTOR_TYPE (ObjDesc->Reference.Object)) { case ACPI_DESC_TYPE_NAMED: AcpiDmDecodeNode (ObjDesc->Reference.Object); break; case ACPI_DESC_TYPE_OPERAND: AcpiDmDecodeInternalObject (ObjDesc->Reference.Object); break; default: break; } break; case ACPI_REFCLASS_NAME: AcpiDmDecodeNode (ObjDesc->Reference.Node); break; case ACPI_REFCLASS_DEBUG: case ACPI_REFCLASS_TABLE: AcpiOsPrintf ("\n"); break; default: /* Unknown reference class */ AcpiOsPrintf ("%2.2X\n", ObjDesc->Reference.Class); break; } break; default: AcpiOsPrintf ("<Obj> "); AcpiDmDecodeInternalObject (ObjDesc); break; } break; default: AcpiOsPrintf ("<Not a valid ACPI Object Descriptor> [%s]", AcpiUtGetDescriptorName (ObjDesc)); break; } AcpiOsPrintf ("\n"); } /******************************************************************************* * * FUNCTION: AcpiDmDisplayLocals * * PARAMETERS: WalkState - State for current method * * RETURN: None * * DESCRIPTION: Display all locals for the currently running control method * ******************************************************************************/ void AcpiDmDisplayLocals ( ACPI_WALK_STATE *WalkState) { UINT32 i; ACPI_OPERAND_OBJECT *ObjDesc; ACPI_NAMESPACE_NODE *Node; ObjDesc = WalkState->MethodDesc; Node = WalkState->MethodNode; if (!Node) { AcpiOsPrintf ( "No method node (Executing subtree for buffer or opregion)\n"); return; } if (Node->Type != ACPI_TYPE_METHOD) { AcpiOsPrintf ("Executing subtree for Buffer/Package/Region\n"); return; } AcpiOsPrintf ("Local Variables for method [%4.4s]:\n", AcpiUtGetNodeName (Node)); for (i = 0; i < ACPI_METHOD_NUM_LOCALS; i++) { ObjDesc = WalkState->LocalVariables[i].Object; AcpiOsPrintf (" Local%X: ", i); AcpiDmDisplayInternalObject (ObjDesc, WalkState); } } /******************************************************************************* * * FUNCTION: AcpiDmDisplayArguments * * PARAMETERS: WalkState - State for current method * * RETURN: None * * DESCRIPTION: Display all arguments for the currently running control method * ******************************************************************************/ void AcpiDmDisplayArguments ( ACPI_WALK_STATE *WalkState) { UINT32 i; ACPI_OPERAND_OBJECT *ObjDesc; ACPI_NAMESPACE_NODE *Node; ObjDesc = WalkState->MethodDesc; Node = WalkState->MethodNode; if (!Node) { AcpiOsPrintf ( "No method node (Executing subtree for buffer or opregion)\n"); return; } if (Node->Type != ACPI_TYPE_METHOD) { AcpiOsPrintf ("Executing subtree for Buffer/Package/Region\n"); return; } AcpiOsPrintf ( "Arguments for Method [%4.4s]: (%X arguments defined, max concurrency = %X)\n", AcpiUtGetNodeName (Node), ObjDesc->Method.ParamCount, ObjDesc->Method.SyncLevel); for (i = 0; i < ACPI_METHOD_NUM_ARGS; i++) { ObjDesc = WalkState->Arguments[i].Object; AcpiOsPrintf (" Arg%u: ", i); AcpiDmDisplayInternalObject (ObjDesc, WalkState); } } #endif